| // Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file |
| // for details. All rights reserved. Use of this source code is governed by a |
| // BSD-style license that can be found in the LICENSE file. |
| |
| /// @assertion Returns whether the regular expression has a match in the string |
| /// [str]. |
| /// @description Tests whether regular expressions for shallow XML parsing work. |
| /// @3rdparty sputnik-v1:S15.10.2_A1_T1.js / |
| /// http://www.cs.sfu.ca/~cameron/REX.html#AppB |
| /// @author rodionov |
| |
| |
| // REX/Javascript 1.0 |
| // Robert D. Cameron "REX: XML Shallow Parsing with Regular Expressions", |
| // Technical Report TR 1998-17, School of Computing Science, Simon Fraser |
| // University, November, 1998. |
| // Copyright (c) 1998, Robert D. Cameron. |
| |
| main() { |
| String TextSE = "[^<]+"; |
| String UntilHyphen = "[^-]*-"; |
| String Until2Hyphens = "$UntilHyphen([^-]$UntilHyphen)*-"; |
| String CommentCE = "$Until2Hyphens>?"; |
| String UntilRSBs = "[^]]*]([^]]+])*]+"; |
| String CDATA_CE = '$UntilRSBs([^]>]$UntilRSBs)*>'; |
| String S = "[ \\n\\t\\r]+"; |
| String NameStrt = "[A-Za-z_:]|[^\\x00-\\x7F]"; |
| String NameChar = "[A-Za-z0-9_:.-]|[^\\x00-\\x7F]"; |
| String Name = "($NameStrt)($NameChar)*"; |
| String QuoteSE = '"[^"]' "*" '"' "|'[^']*'"; |
| String DT_IdentSE = "$S$Name($S($Name|$QuoteSE))*"; |
| String MarkupDeclCE = "([^]\"'><]+|$QuoteSE)*>"; |
| String S1 = "[\\n\\r\\t ]"; |
| String UntilQMs = "[^?]*\\?+"; |
| String PI_Tail = "\\?>|$S1$UntilQMs([^>?]$UntilQMs)*>"; |
| String DT_ItemSE = "<(!(--$Until2Hyphens>|[^-]$MarkupDeclCE)|\\?$Name($PI_Tail))|%$Name;|$S"; |
| String DocTypeCE = "$DT_IdentSE($S)?(\\[($DT_ItemSE)*]($S)?)?>?"; |
| String DeclCE = "--($CommentCE)?|\\[CDATA\\[($CDATA_CE)?|DOCTYPE($DocTypeCE)?"; |
| String PI_CE = "$Name($PI_Tail)?"; |
| String EndTagCE = "$Name($S)?>?"; |
| String AttValSE = '"[^<"]' "*" '"' "|'[^<']*'"; |
| String ElemTagCE = "$Name($S$Name($S)?=($S)?($AttValSE))*($S)?/?>?"; |
| String MarkupSPE = "<(!($DeclCE)?|\\?($PI_CE)?|/($EndTagCE)?|($ElemTagCE)?)"; |
| String XML_SPE = "$TextSE|$MarkupSPE"; |
| |
| List<String> patterns = [TextSE, UntilHyphen, Until2Hyphens, CommentCE, |
| UntilRSBs, CDATA_CE, S, NameStrt, NameChar, Name, QuoteSE, DT_IdentSE, |
| MarkupDeclCE, S1,UntilQMs, PI_Tail, DT_ItemSE, DocTypeCE, DeclCE, |
| PI_CE, EndTagCE, AttValSE, ElemTagCE, MarkupSPE, XML_SPE]; |
| |
| String html = """ |
| <html xmlns="http://www.w3.org/1999/xhtml" |
| xmlns:xlink="http://www.w3.org/XML/XLink/0.9"> |
| <head><title>Three Namespaces</title></head> |
| <body> |
| <h1 align="center">An Ellipse and a Rectangle</h1> |
| <svg xmlns="http://www.w3.org/Graphics/SVG/SVG-19991203.dtd" |
| width="12cm" height="10cm"> |
| <ellipse rx="110" ry="130" /> |
| <rect x="4cm" y="1cm" width="3cm" height="6cm" /> |
| </svg> |
| <p xlink:type="simple" xlink:href="ellipses.html"> |
| More about ellipses |
| </p> |
| <p xlink:type="simple" xlink:href="rectangles.html"> |
| More about rectangles |
| </p> |
| <hr/> |
| <p>Last Modified February 13, 2000</p> |
| </body> |
| </html> |
| """; |
| |
| patterns.forEach((String s) { |
| RegExp re = new RegExp(s); |
| re.hasMatch(html); |
| }); |
| } |
